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Tim Hellwig
Tim Hellwig
Refined Laser Systems
Verified email at refined-lasers.com - Homepage
Title
Cited by
Cited by
Year
On-chip visible-to-infrared supercontinuum generation with more than 495 THz spectral bandwidth
JP Epping, T Hellwig, M Hoekman, R Mateman, A Leinse, RG Heideman, ...
Optics express 23 (15), 19596-19604, 2015
1392015
Two-octave spanning supercontinuum generation in stoichiometric silicon nitride waveguides pumped at telecom wavelengths
MAG Porcel, F Schepers, JP Epping, T Hellwig, M Hoekman, ...
Optics express 25 (2), 1542-1554, 2017
1222017
Portable all-fiber dual-output widely tunable light source for coherent Raman imaging
M Brinkmann, A Fast, T Hellwig, I Pence, CL Evans, C Fallnich
Biomedical optics express 10 (9), 4437-4449, 2019
792019
Near-infrared photoswitching of cyclodextrin–guest complexes using lanthanide-doped LiYF 4 upconversion nanoparticles
N Möller, T Hellwig, L Stricker, S Engel, C Fallnich, BJ Ravoo
Chemical communications 53 (1), 240-243, 2017
582017
Stabilization of High Oxidation State Upconversion Nanoparticles by N‐Heterocyclic Carbenes
N Möller, A Rühling, S Lamping, T Hellwig, C Fallnich, BJ Ravoo, ...
Angewandte Chemie International Edition 56 (15), 4356-4360, 2017
532017
Automated characterization and alignment of passively mode-locked fiber lasers based on nonlinear polarization rotation
T Hellwig, T Walbaum, P Groß, C Fallnich
Applied Physics B 101, 565-570, 2010
422010
Electronically and rapidly tunable fiber-integrable optical parametric oscillator for nonlinear microscopy
M Brinkmann, S Janfrüchte, T Hellwig, S Dobner, C Fallnich
Optics Letters 41 (10), 2193-2196, 2016
372016
Optical repetition rate stabilization of a mode-locked all-fiber laser
S Rieger, T Hellwig, T Walbaum, C Fallnich
Optics Express 21 (4), 4889-4895, 2013
352013
Experimental realization of femtosecond transverse mode conversion using optically induced transient long-period gratings
T Hellwig, M Schnack, T Walbaum, S Dobner, C Fallnich
Optics express 22 (21), 24951-24958, 2014
282014
Selective Hermite–Gaussian mode excitation in a laser cavity by external pump beam shaping
F Schepers, T Bexter, T Hellwig, C Fallnich
Applied Physics B 125, 1-8, 2019
242019
Ultrafast two-color all-optical transverse mode conversion in a graded-index fiber
M Schnack, T Hellwig, M Brinkmann, C Fallnich
Optics letters 40 (20), 4675-4678, 2015
242015
Toward an all-optically stabilized frequency comb based on a mode-locked fiber laser
T Hellwig, S Rieger, C Fallnich
Optics letters 39 (3), 525-527, 2014
202014
Optically induced mode conversion in graded-index fibers using ultra-short laser pulses
T Hellwig, T Walbaum, C Fallnich
Applied Physics B 112, 499-505, 2013
202013
Supercontinuum Generation in Media with Sign‐Alternated Dispersion
H Zia, NM Lüpken, T Hellwig, C Fallnich, KJ Boller
Laser & Photonics Reviews 14 (7), 2000031, 2020
192020
Multi-window sparse spectral sampling stimulated Raman scattering microscopy
IJ Pence, BA Kuzma, M Brinkmann, T Hellwig, CL Evans
Biomedical Optics Express 12 (10), 6095-6114, 2021
162021
Optical parametric chirped pulse oscillation
M Brinkmann, T Hellwig, C Fallnich
Optics Express 25 (11), 12884-12895, 2017
162017
Ultrafast, all-optical control of modal phases in a few-mode fiber for all-optical switching
M Schnack, T Hellwig, C Fallnich
Optics Letters 41 (23), 5588-5591, 2016
162016
High-sensitivity frequency modulation CARS with a compact and fast tunable fiber-based light source
T Würthwein, M Brinkmann, T Hellwig, K Wallmeier, C Fallnich
Optics letters 46 (15), 3544-3547, 2021
132021
Spectrally resolving single-shot polarimeter
S Knitter, T Hellwig, M Kues, C Fallnich
Optics letters 36 (16), 3048-3050, 2011
132011
Multi-color stimulated Raman scattering with a frame-to-frame wavelength-tunable fiber-based light source
T Würthwein, K Wallmeier, M Brinkmann, T Hellwig, NM Lüpken, ...
Biomedical optics express 12 (10), 6228-6236, 2021
112021
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